Although vitamin K in green leafy vegetables affects the action of warfarin (Coumadin), green leafy vegetables should not be eliminated from a diet. To avoid a yo-yo effect in the action of warfarin, healthcare providers suggest that consumption of green leafy vegetables should not vary widely while on warfarin treatment.
A Answers (2)
Omudhome Ogbru, PharmD, Pharmacy, answered
Vitamin K, found in leafy green vegetables, can reduce the effects of warfarin (Coumadin), but should be reduced rather than completely eliminated from the diet. Watch this video to learn more.